644440032

素因数分解:

$2^5\times 3^2\times {\mathrm{409}}^1\times {\mathrm{5471}}^1$

素因数の和:5896

約数の個数: 72

約数和(自身を含む): 1837442880

約数和(自身を除く): 1193002848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 409, 818, 1227, 1636, 2454, 3272, 3681, 4908, 5471, 6544, 7362, 9816, 10942, 13088, 14724, 16413, 19632, 21884, 29448, 32826, 39264, 43768, 49239, 58896, 65652, 87536, 98478, 117792, 131304, 175072, 196956, 262608, 393912, 525216, 787824, 1575648, 2237639, 4475278, 6712917, 8950556, 13425834, 17901112, 20138751, 26851668, 35802224, 40277502, 53703336, 71604448, 80555004, 107406672, 161110008, 214813344, 322220016, 644440032]

約数ペア:

[(1, 644440032), (2, 322220016), (3, 214813344), (4, 161110008), (6, 107406672), (8, 80555004), (9, 71604448), (12, 53703336), (16, 40277502), (18, 35802224), (24, 26851668), (32, 20138751), (36, 17901112), (48, 13425834), (72, 8950556), (96, 6712917), (144, 4475278), (288, 2237639), (409, 1575648), (818, 787824), (1227, 525216), (1636, 393912), (2454, 262608), (3272, 196956), (3681, 175072), (4908, 131304), (5471, 117792), (6544, 98478), (7362, 87536), (9816, 65652), (10942, 58896), (13088, 49239), (14724, 43768), (16413, 39264), (19632, 32826), (21884, 29448)]